167
CDUS45 KTFX 290739
CLIHLN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
139 AM MDT FRI MAY 29 2026
...............................
..THE HELENA MT CLIMATE SUMMARY FOR MAY 28 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 90 243 PM 95 1919 70 20 81
MINIMUM 56 517 AM 28 1947 45 11 52
AVERAGE 73 57 16 67
PRECIPITATION (IN)
YESTERDAY 0.03 1.10 1927 0.08 -0.05 0.00
MONTH TO DATE 0.42 1.68 -1.26 3.64
SINCE OCT 1 6.51 5.86 0.65 7.31
SINCE JAN 1 3.84 4.03 -0.19 6.55
SNOWFALL (IN)
YESTERDAY 0.0 1.3 1989 0.0 0.0 0.0
MONTH TO DATE T 0.1 -0.1 0.0
SINCE MAR 1 9.3 7.6 1.7 1.0
SINCE JUL 1 22.3 37.2 -14.9 36.8
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 8 -8 0
MONTH TO DATE 275 327 -52 256
SINCE MAR 1 1575 1839 -264 1490
SINCE JUL 1 5867 7333 -1466 6562
COOLING
YESTERDAY 8 0 8 2
MONTH TO DATE 17 0 17 8
SINCE MAR 1 17 0 17 8
SINCE JAN 1 17 0 17 8
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 7.3
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 500 AM
LOWEST 21 500 PM
AVERAGE 53
......................................................
THE HELENA MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 91 1986
2003
MINIMUM TEMPERATURE (F) 45 27 1951
SUNRISE AND SUNSET
MAY 29 2026...........SUNRISE 540 AM MDT SUNSET 911 PM MDT
MAY 30 2026...........SUNRISE 540 AM MDT SUNSET 912 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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